18032820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 55413120

約数和(自身を除く): 37380300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 183, 195, 244, 260, 305, 366, 379, 390, 610, 732, 758, 780, 793, 915, 1137, 1220, 1516, 1586, 1830, 1895, 2274, 2379, 3172, 3660, 3790, 3965, 4548, 4758, 4927, 5685, 7580, 7930, 9516, 9854, 11370, 11895, 14781, 15860, 19708, 22740, 23119, 23790, 24635, 29562, 46238, 47580, 49270, 59124, 69357, 73905, 92476, 98540, 115595, 138714, 147810, 231190, 277428, 295620, 300547, 346785, 462380, 601094, 693570, 901641, 1202188, 1387140, 1502735, 1803282, 3005470, 3606564, 4508205, 6010940, 9016410, 18032820]

約数ペア:

[(1, 18032820), (2, 9016410), (3, 6010940), (4, 4508205), (5, 3606564), (6, 3005470), (10, 1803282), (12, 1502735), (13, 1387140), (15, 1202188), (20, 901641), (26, 693570), (30, 601094), (39, 462380), (52, 346785), (60, 300547), (61, 295620), (65, 277428), (78, 231190), (122, 147810), (130, 138714), (156, 115595), (183, 98540), (195, 92476), (244, 73905), (260, 69357), (305, 59124), (366, 49270), (379, 47580), (390, 46238), (610, 29562), (732, 24635), (758, 23790), (780, 23119), (793, 22740), (915, 19708), (1137, 15860), (1220, 14781), (1516, 11895), (1586, 11370), (1830, 9854), (1895, 9516), (2274, 7930), (2379, 7580), (3172, 5685), (3660, 4927), (3790, 4758), (3965, 4548)]