19549764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 54705560

約数和(自身を除く): 35155796

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1129, 1332, 1443, 1924, 2258, 2886, 3387, 4329, 4516, 5772, 6774, 8658, 10161, 13548, 14677, 17316, 20322, 29354, 40644, 41773, 44031, 58708, 83546, 88062, 125319, 132093, 167092, 176124, 250638, 264186, 375957, 501276, 528372, 543049, 751914, 1086098, 1503828, 1629147, 2172196, 3258294, 4887441, 6516588, 9774882, 19549764]

約数ペア:

[(1, 19549764), (2, 9774882), (3, 6516588), (4, 4887441), (6, 3258294), (9, 2172196), (12, 1629147), (13, 1503828), (18, 1086098), (26, 751914), (36, 543049), (37, 528372), (39, 501276), (52, 375957), (74, 264186), (78, 250638), (111, 176124), (117, 167092), (148, 132093), (156, 125319), (222, 88062), (234, 83546), (333, 58708), (444, 44031), (468, 41773), (481, 40644), (666, 29354), (962, 20322), (1129, 17316), (1332, 14677), (1443, 13548), (1924, 10161), (2258, 8658), (2886, 6774), (3387, 5772), (4329, 4516)]