20181085852

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 35988986880

約数和(自身を除く): 15807901028

約数列:

[1, 2, 4, 137, 139, 274, 278, 307, 548, 556, 614, 863, 1228, 1726, 3452, 19043, 38086, 42059, 42673, 76172, 84118, 85346, 118231, 119957, 168236, 170692, 236462, 239914, 264941, 472924, 479828, 529882, 1059764, 5846201, 11692402, 16434109, 23384804, 32868218, 36296917, 36826799, 65736436, 72593834, 73653598, 145187668, 147307196, 5045271463, 10090542926, 20181085852]

約数ペア:

[(1, 20181085852), (2, 10090542926), (4, 5045271463), (137, 147307196), (139, 145187668), (274, 73653598), (278, 72593834), (307, 65736436), (548, 36826799), (556, 36296917), (614, 32868218), (863, 23384804), (1228, 16434109), (1726, 11692402), (3452, 5846201), (19043, 1059764), (38086, 529882), (42059, 479828), (42673, 472924), (76172, 264941), (84118, 239914), (85346, 236462), (118231, 170692), (119957, 168236)]