18123690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46471}}^1$

素因数の和:46494

約数の個数: 32

約数和(自身を含む): 46843776

約数和(自身を除く): 28720086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 46471, 92942, 139413, 232355, 278826, 464710, 604123, 697065, 1208246, 1394130, 1812369, 3020615, 3624738, 6041230, 9061845, 18123690]

約数ペア:

[(1, 18123690), (2, 9061845), (3, 6041230), (5, 3624738), (6, 3020615), (10, 1812369), (13, 1394130), (15, 1208246), (26, 697065), (30, 604123), (39, 464710), (65, 278826), (78, 232355), (130, 139413), (195, 92942), (390, 46471)]