20124992428

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{977}}^1$

素因数の和:1291

約数の個数: 72

約数和(自身を含む): 38032761312

約数和(自身を除く): 17907768884

約数列:

[1, 2, 4, 17, 34, 68, 103, 173, 206, 289, 346, 412, 578, 692, 977, 1156, 1751, 1954, 2941, 3502, 3908, 5882, 7004, 11764, 16609, 17819, 29767, 33218, 35638, 49997, 59534, 66436, 71276, 99994, 100631, 119068, 169021, 199988, 201262, 282353, 302923, 338042, 402524, 564706, 605846, 676084, 1129412, 1211692, 1710727, 2873357, 3421454, 5149691, 5746714, 6842908, 10299382, 11493428, 17409163, 20598764, 29082359, 34818326, 48847069, 58164718, 69636652, 97694138, 116329436, 195388276, 295955771, 591911542, 1183823084, 5031248107, 10062496214, 20124992428]

約数ペア:

[(1, 20124992428), (2, 10062496214), (4, 5031248107), (17, 1183823084), (34, 591911542), (68, 295955771), (103, 195388276), (173, 116329436), (206, 97694138), (289, 69636652), (346, 58164718), (412, 48847069), (578, 34818326), (692, 29082359), (977, 20598764), (1156, 17409163), (1751, 11493428), (1954, 10299382), (2941, 6842908), (3502, 5746714), (3908, 5149691), (5882, 3421454), (7004, 2873357), (11764, 1710727), (16609, 1211692), (17819, 1129412), (29767, 676084), (33218, 605846), (35638, 564706), (49997, 402524), (59534, 338042), (66436, 302923), (71276, 282353), (99994, 201262), (100631, 199988), (119068, 169021)]