18782790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2873

約数の個数: 64

約数和(自身を含む): 51420096

約数和(自身を除く): 32637306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2833, 3315, 5666, 6630, 8499, 14165, 16998, 28330, 36829, 42495, 48161, 73658, 84990, 96322, 110487, 144483, 184145, 220974, 240805, 288966, 368290, 481610, 552435, 626093, 722415, 1104870, 1252186, 1444830, 1878279, 3130465, 3756558, 6260930, 9391395, 18782790]

約数ペア:

[(1, 18782790), (2, 9391395), (3, 6260930), (5, 3756558), (6, 3130465), (10, 1878279), (13, 1444830), (15, 1252186), (17, 1104870), (26, 722415), (30, 626093), (34, 552435), (39, 481610), (51, 368290), (65, 288966), (78, 240805), (85, 220974), (102, 184145), (130, 144483), (170, 110487), (195, 96322), (221, 84990), (255, 73658), (390, 48161), (442, 42495), (510, 36829), (663, 28330), (1105, 16998), (1326, 14165), (2210, 8499), (2833, 6630), (3315, 5666)]