1918156716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{447749}}^1$

素因数の和:447783

約数の個数: 72

約数和(自身を含む): 5867316000

約数和(自身を除く): 3949159284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 447749, 895498, 1343247, 1790996, 2686494, 3134243, 4029741, 5372988, 6268486, 7611733, 8059482, 9402729, 12536972, 15223466, 16118964, 18805458, 22835199, 28208187, 30446932, 37610916, 45670398, 53282131, 56416374, 68505597, 91340796, 106564262, 112832748, 137011194, 159846393, 213128524, 274022388, 319692786, 479539179, 639385572, 959078358, 1918156716]

約数ペア:

[(1, 1918156716), (2, 959078358), (3, 639385572), (4, 479539179), (6, 319692786), (7, 274022388), (9, 213128524), (12, 159846393), (14, 137011194), (17, 112832748), (18, 106564262), (21, 91340796), (28, 68505597), (34, 56416374), (36, 53282131), (42, 45670398), (51, 37610916), (63, 30446932), (68, 28208187), (84, 22835199), (102, 18805458), (119, 16118964), (126, 15223466), (153, 12536972), (204, 9402729), (238, 8059482), (252, 7611733), (306, 6268486), (357, 5372988), (476, 4029741), (612, 3134243), (714, 2686494), (1071, 1790996), (1428, 1343247), (2142, 895498), (4284, 447749)]