19020407692

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{5939}}^1$

素因数の和:6487

約数の個数: 72

約数和(自身を含む): 39485199600

約数和(自身を除く): 20464791908

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 509, 572, 1018, 1573, 2036, 3146, 5599, 5939, 6292, 6617, 11198, 11878, 13234, 22396, 23756, 26468, 61589, 65329, 72787, 77207, 123178, 130658, 145574, 154414, 246356, 261316, 291148, 308828, 718619, 800657, 849277, 1437238, 1601314, 1698554, 2874476, 3022951, 3202628, 3397108, 6045902, 9342047, 12091804, 18684094, 33252461, 37368188, 39298363, 66504922, 78596726, 133009844, 157193452, 365777071, 432281993, 731554142, 864563986, 1463108284, 1729127972, 4755101923, 9510203846, 19020407692]

約数ペア:

[(1, 19020407692), (2, 9510203846), (4, 4755101923), (11, 1729127972), (13, 1463108284), (22, 864563986), (26, 731554142), (44, 432281993), (52, 365777071), (121, 157193452), (143, 133009844), (242, 78596726), (286, 66504922), (484, 39298363), (509, 37368188), (572, 33252461), (1018, 18684094), (1573, 12091804), (2036, 9342047), (3146, 6045902), (5599, 3397108), (5939, 3202628), (6292, 3022951), (6617, 2874476), (11198, 1698554), (11878, 1601314), (13234, 1437238), (22396, 849277), (23756, 800657), (26468, 718619), (61589, 308828), (65329, 291148), (72787, 261316), (77207, 246356), (123178, 154414), (130658, 145574)]