1989983496

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{2699}}^1$

素因数の和:3730

約数の個数: 64

約数和(自身を含む): 5142528000

約数和(自身を除く): 3152544504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 991, 1982, 2699, 2973, 3964, 5398, 5946, 7928, 8097, 10796, 11892, 16194, 21592, 23784, 30721, 32388, 61442, 64776, 83669, 92163, 122884, 167338, 184326, 245768, 251007, 334676, 368652, 502014, 669352, 737304, 1004028, 2008056, 2674709, 5349418, 8024127, 10698836, 16048254, 21397672, 32096508, 64193016, 82915979, 165831958, 248747937, 331663916, 497495874, 663327832, 994991748, 1989983496]

約数ペア:

[(1, 1989983496), (2, 994991748), (3, 663327832), (4, 497495874), (6, 331663916), (8, 248747937), (12, 165831958), (24, 82915979), (31, 64193016), (62, 32096508), (93, 21397672), (124, 16048254), (186, 10698836), (248, 8024127), (372, 5349418), (744, 2674709), (991, 2008056), (1982, 1004028), (2699, 737304), (2973, 669352), (3964, 502014), (5398, 368652), (5946, 334676), (7928, 251007), (8097, 245768), (10796, 184326), (11892, 167338), (16194, 122884), (21592, 92163), (23784, 83669), (30721, 64776), (32388, 61442)]