201964984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 432432000

約数和(自身を除く): 230467016

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 179, 247, 358, 494, 571, 716, 988, 1142, 1432, 1976, 2284, 2327, 3401, 4568, 4654, 6802, 7423, 9308, 10849, 13604, 14846, 18616, 21698, 27208, 29692, 43396, 44213, 59384, 86792, 88426, 102209, 141037, 176852, 204418, 282074, 353704, 408836, 564148, 817672, 1128296, 1328717, 1941971, 2657434, 3883942, 5314868, 7767884, 10629736, 15535768, 25245623, 50491246, 100982492, 201964984]

約数ペア:

[(1, 201964984), (2, 100982492), (4, 50491246), (8, 25245623), (13, 15535768), (19, 10629736), (26, 7767884), (38, 5314868), (52, 3883942), (76, 2657434), (104, 1941971), (152, 1328717), (179, 1128296), (247, 817672), (358, 564148), (494, 408836), (571, 353704), (716, 282074), (988, 204418), (1142, 176852), (1432, 141037), (1976, 102209), (2284, 88426), (2327, 86792), (3401, 59384), (4568, 44213), (4654, 43396), (6802, 29692), (7423, 27208), (9308, 21698), (10849, 18616), (13604, 14846)]