18636748128

素因数分解:

$2^5\times 3^2\times {\mathrm{97}}^1\times {\mathrm{667123}}^1$

素因数の和:667236

約数の個数: 72

約数和(自身を含む): 53544706488

約数和(自身を除く): 34907958360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 776, 873, 1164, 1552, 1746, 2328, 3104, 3492, 4656, 6984, 9312, 13968, 27936, 667123, 1334246, 2001369, 2668492, 4002738, 5336984, 6004107, 8005476, 10673968, 12008214, 16010952, 21347936, 24016428, 32021904, 48032856, 64043808, 64710931, 96065712, 129421862, 192131424, 194132793, 258843724, 388265586, 517687448, 582398379, 776531172, 1035374896, 1164796758, 1553062344, 2070749792, 2329593516, 3106124688, 4659187032, 6212249376, 9318374064, 18636748128]

約数ペア:

[(1, 18636748128), (2, 9318374064), (3, 6212249376), (4, 4659187032), (6, 3106124688), (8, 2329593516), (9, 2070749792), (12, 1553062344), (16, 1164796758), (18, 1035374896), (24, 776531172), (32, 582398379), (36, 517687448), (48, 388265586), (72, 258843724), (96, 194132793), (97, 192131424), (144, 129421862), (194, 96065712), (288, 64710931), (291, 64043808), (388, 48032856), (582, 32021904), (776, 24016428), (873, 21347936), (1164, 16010952), (1552, 12008214), (1746, 10673968), (2328, 8005476), (3104, 6004107), (3492, 5336984), (4656, 4002738), (6984, 2668492), (9312, 2001369), (13968, 1334246), (27936, 667123)]