20537190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 37959066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 31, 34, 45, 51, 62, 85, 90, 93, 102, 153, 155, 170, 186, 255, 279, 306, 310, 433, 465, 510, 527, 558, 765, 866, 930, 1054, 1299, 1395, 1530, 1581, 2165, 2598, 2635, 2790, 3162, 3897, 4330, 4743, 5270, 6495, 7361, 7794, 7905, 9486, 12990, 13423, 14722, 15810, 19485, 22083, 23715, 26846, 36805, 38970, 40269, 44166, 47430, 66249, 67115, 73610, 80538, 110415, 120807, 132498, 134230, 201345, 220830, 228191, 241614, 331245, 402690, 456382, 604035, 662490, 684573, 1140955, 1208070, 1369146, 2053719, 2281910, 3422865, 4107438, 6845730, 10268595, 20537190]

約数ペア:

[(1, 20537190), (2, 10268595), (3, 6845730), (5, 4107438), (6, 3422865), (9, 2281910), (10, 2053719), (15, 1369146), (17, 1208070), (18, 1140955), (30, 684573), (31, 662490), (34, 604035), (45, 456382), (51, 402690), (62, 331245), (85, 241614), (90, 228191), (93, 220830), (102, 201345), (153, 134230), (155, 132498), (170, 120807), (186, 110415), (255, 80538), (279, 73610), (306, 67115), (310, 66249), (433, 47430), (465, 44166), (510, 40269), (527, 38970), (558, 36805), (765, 26846), (866, 23715), (930, 22083), (1054, 19485), (1299, 15810), (1395, 14722), (1530, 13423), (1581, 12990), (2165, 9486), (2598, 7905), (2635, 7794), (2790, 7361), (3162, 6495), (3897, 5270), (4330, 4743)]