19704432

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 56460672

約数和(自身を除く): 36756240

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 67, 88, 132, 134, 176, 201, 264, 268, 402, 528, 536, 557, 737, 804, 1072, 1114, 1474, 1608, 1671, 2211, 2228, 2948, 3216, 3342, 4422, 4456, 5896, 6127, 6684, 8844, 8912, 11792, 12254, 13368, 17688, 18381, 24508, 26736, 35376, 36762, 37319, 49016, 73524, 74638, 98032, 111957, 147048, 149276, 223914, 294096, 298552, 410509, 447828, 597104, 821018, 895656, 1231527, 1642036, 1791312, 2463054, 3284072, 4926108, 6568144, 9852216, 19704432]

約数ペア:

[(1, 19704432), (2, 9852216), (3, 6568144), (4, 4926108), (6, 3284072), (8, 2463054), (11, 1791312), (12, 1642036), (16, 1231527), (22, 895656), (24, 821018), (33, 597104), (44, 447828), (48, 410509), (66, 298552), (67, 294096), (88, 223914), (132, 149276), (134, 147048), (176, 111957), (201, 98032), (264, 74638), (268, 73524), (402, 49016), (528, 37319), (536, 36762), (557, 35376), (737, 26736), (804, 24508), (1072, 18381), (1114, 17688), (1474, 13368), (1608, 12254), (1671, 11792), (2211, 8912), (2228, 8844), (2948, 6684), (3216, 6127), (3342, 5896), (4422, 4456)]