30728776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15551}}^1$

素因数の和:15589

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 34589624

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 15551, 31102, 62204, 124408, 202163, 295469, 404326, 590938, 808652, 1181876, 1617304, 2363752, 3841097, 7682194, 15364388, 30728776]

約数ペア:

[(1, 30728776), (2, 15364388), (4, 7682194), (8, 3841097), (13, 2363752), (19, 1617304), (26, 1181876), (38, 808652), (52, 590938), (76, 404326), (104, 295469), (152, 202163), (247, 124408), (494, 62204), (988, 31102), (1976, 15551)]