20171102718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1571}}^1$

素因数の和:2050

約数の個数: 128

約数和(自身を含む): 48145757184

約数和(自身を除く): 27974654466

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 69, 78, 102, 138, 221, 299, 391, 421, 442, 598, 663, 782, 842, 897, 1173, 1263, 1326, 1571, 1794, 2346, 2526, 3142, 4713, 5083, 5473, 7157, 9426, 9683, 10166, 10946, 14314, 15249, 16419, 19366, 20423, 21471, 26707, 29049, 30498, 32838, 36133, 40846, 42942, 53414, 58098, 61269, 72266, 80121, 93041, 108399, 122538, 125879, 160242, 164611, 186082, 216798, 251758, 279123, 329222, 347191, 377637, 469729, 493833, 558246, 614261, 661391, 694382, 755274, 939458, 987666, 1041573, 1228522, 1322782, 1409187, 1842783, 1984173, 2083146, 2139943, 2818374, 3685566, 3968346, 4279886, 6419829, 7985393, 8598083, 11243647, 12839658, 15211993, 15970786, 17196166, 22487294, 23956179, 25794249, 30423986, 33730941, 45635979, 47912358, 51588498, 67461882, 91271958, 146167411, 197755909, 258603881, 292334822, 395511818, 438502233, 517207762, 593267727, 775811643, 877004466, 1186535454, 1551623286, 3361850453, 6723700906, 10085551359, 20171102718]

約数ペア:

[(1, 20171102718), (2, 10085551359), (3, 6723700906), (6, 3361850453), (13, 1551623286), (17, 1186535454), (23, 877004466), (26, 775811643), (34, 593267727), (39, 517207762), (46, 438502233), (51, 395511818), (69, 292334822), (78, 258603881), (102, 197755909), (138, 146167411), (221, 91271958), (299, 67461882), (391, 51588498), (421, 47912358), (442, 45635979), (598, 33730941), (663, 30423986), (782, 25794249), (842, 23956179), (897, 22487294), (1173, 17196166), (1263, 15970786), (1326, 15211993), (1571, 12839658), (1794, 11243647), (2346, 8598083), (2526, 7985393), (3142, 6419829), (4713, 4279886), (5083, 3968346), (5473, 3685566), (7157, 2818374), (9426, 2139943), (9683, 2083146), (10166, 1984173), (10946, 1842783), (14314, 1409187), (15249, 1322782), (16419, 1228522), (19366, 1041573), (20423, 987666), (21471, 939458), (26707, 755274), (29049, 694382), (30498, 661391), (32838, 614261), (36133, 558246), (40846, 493833), (42942, 469729), (53414, 377637), (58098, 347191), (61269, 329222), (72266, 279123), (80121, 251758), (93041, 216798), (108399, 186082), (122538, 164611), (125879, 160242)]