18797610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 49053312

約数和(自身を除く): 30255702

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 157, 195, 307, 314, 390, 471, 614, 785, 921, 942, 1535, 1570, 1842, 2041, 2355, 3070, 3991, 4082, 4605, 4710, 6123, 7982, 9210, 10205, 11973, 12246, 19955, 20410, 23946, 30615, 39910, 48199, 59865, 61230, 96398, 119730, 144597, 240995, 289194, 481990, 626587, 722985, 1253174, 1445970, 1879761, 3132935, 3759522, 6265870, 9398805, 18797610]

約数ペア:

[(1, 18797610), (2, 9398805), (3, 6265870), (5, 3759522), (6, 3132935), (10, 1879761), (13, 1445970), (15, 1253174), (26, 722985), (30, 626587), (39, 481990), (65, 289194), (78, 240995), (130, 144597), (157, 119730), (195, 96398), (307, 61230), (314, 59865), (390, 48199), (471, 39910), (614, 30615), (785, 23946), (921, 20410), (942, 19955), (1535, 12246), (1570, 11973), (1842, 10205), (2041, 9210), (2355, 7982), (3070, 6123), (3991, 4710), (4082, 4605)]