18626790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6823}}^1$

素因数の和:6853

約数の個数: 64

約数和(自身を含む): 55028736

約数和(自身を除く): 36401946

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6823, 13646, 20469, 34115, 40938, 47761, 68230, 88699, 95522, 102345, 143283, 177398, 204690, 238805, 266097, 286566, 443495, 477610, 532194, 620893, 716415, 886990, 1241786, 1330485, 1432830, 1862679, 2660970, 3104465, 3725358, 6208930, 9313395, 18626790]

約数ペア:

[(1, 18626790), (2, 9313395), (3, 6208930), (5, 3725358), (6, 3104465), (7, 2660970), (10, 1862679), (13, 1432830), (14, 1330485), (15, 1241786), (21, 886990), (26, 716415), (30, 620893), (35, 532194), (39, 477610), (42, 443495), (65, 286566), (70, 266097), (78, 238805), (91, 204690), (105, 177398), (130, 143283), (182, 102345), (195, 95522), (210, 88699), (273, 68230), (390, 47761), (455, 40938), (546, 34115), (910, 20469), (1365, 13646), (2730, 6823)]