19231940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10567}}^1$

素因数の和:10596

約数の個数: 48

約数和(自身を含む): 49711872

約数和(自身を除く): 30479932

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 10567, 21134, 42268, 52835, 73969, 105670, 137371, 147938, 211340, 274742, 295876, 369845, 549484, 686855, 739690, 961597, 1373710, 1479380, 1923194, 2747420, 3846388, 4807985, 9615970, 19231940]

約数ペア:

[(1, 19231940), (2, 9615970), (4, 4807985), (5, 3846388), (7, 2747420), (10, 1923194), (13, 1479380), (14, 1373710), (20, 961597), (26, 739690), (28, 686855), (35, 549484), (52, 369845), (65, 295876), (70, 274742), (91, 211340), (130, 147938), (140, 137371), (182, 105670), (260, 73969), (364, 52835), (455, 42268), (910, 21134), (1820, 10567)]