1889921403878

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{167}}^1\times {\mathrm{331}}^1\times {\mathrm{20327}}^1$

素因数の和:20885

約数の個数: 48

約数和(自身を含む): 2962657361664

約数和(自身を除く): 1072735957786

約数列:

[1, 2, 29, 58, 167, 331, 334, 662, 841, 1682, 4843, 9599, 9686, 19198, 20327, 40654, 55277, 110554, 140447, 278371, 280894, 556742, 589483, 1178966, 1603033, 3206066, 3394609, 6728237, 6789218, 13456474, 17095007, 34190014, 46487957, 92975914, 98443661, 195118873, 196887322, 390237746, 1123615579, 2247231158, 2854866169, 5658447317, 5709732338, 11316894634, 32584851791, 65169703582, 944960701939, 1889921403878]

約数ペア:

[(1, 1889921403878), (2, 944960701939), (29, 65169703582), (58, 32584851791), (167, 11316894634), (331, 5709732338), (334, 5658447317), (662, 2854866169), (841, 2247231158), (1682, 1123615579), (4843, 390237746), (9599, 196887322), (9686, 195118873), (19198, 98443661), (20327, 92975914), (40654, 46487957), (55277, 34190014), (110554, 17095007), (140447, 13456474), (278371, 6789218), (280894, 6728237), (556742, 3394609), (589483, 3206066), (1178966, 1603033)]