20493324

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3329}}^1$

素因数の和:3364

約数の個数: 60

約数和(自身を含む): 56410200

約数和(自身を除く): 35916876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3329, 6156, 6658, 9987, 13316, 19974, 29961, 39948, 59922, 63251, 89883, 119844, 126502, 179766, 189753, 253004, 269649, 359532, 379506, 539298, 569259, 759012, 1078596, 1138518, 1707777, 2277036, 3415554, 5123331, 6831108, 10246662, 20493324]

約数ペア:

[(1, 20493324), (2, 10246662), (3, 6831108), (4, 5123331), (6, 3415554), (9, 2277036), (12, 1707777), (18, 1138518), (19, 1078596), (27, 759012), (36, 569259), (38, 539298), (54, 379506), (57, 359532), (76, 269649), (81, 253004), (108, 189753), (114, 179766), (162, 126502), (171, 119844), (228, 89883), (324, 63251), (342, 59922), (513, 39948), (684, 29961), (1026, 19974), (1539, 13316), (2052, 9987), (3078, 6658), (3329, 6156)]