20169396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 55770624

約数和(自身を除く): 35601228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 607, 639, 852, 923, 1214, 1278, 1821, 1846, 2428, 2556, 2769, 3642, 3692, 5463, 5538, 7284, 7891, 8307, 10926, 11076, 15782, 16614, 21852, 23673, 31564, 33228, 43097, 47346, 71019, 86194, 94692, 129291, 142038, 172388, 258582, 284076, 387873, 517164, 560261, 775746, 1120522, 1551492, 1680783, 2241044, 3361566, 5042349, 6723132, 10084698, 20169396]

約数ペア:

[(1, 20169396), (2, 10084698), (3, 6723132), (4, 5042349), (6, 3361566), (9, 2241044), (12, 1680783), (13, 1551492), (18, 1120522), (26, 775746), (36, 560261), (39, 517164), (52, 387873), (71, 284076), (78, 258582), (117, 172388), (142, 142038), (156, 129291), (213, 94692), (234, 86194), (284, 71019), (426, 47346), (468, 43097), (607, 33228), (639, 31564), (852, 23673), (923, 21852), (1214, 16614), (1278, 15782), (1821, 11076), (1846, 10926), (2428, 8307), (2556, 7891), (2769, 7284), (3642, 5538), (3692, 5463)]