19526988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 52157952

約数和(自身を除く): 32630964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 43, 52, 71, 78, 82, 86, 123, 129, 142, 156, 164, 172, 213, 246, 258, 284, 426, 492, 516, 533, 559, 852, 923, 1066, 1118, 1599, 1677, 1763, 1846, 2132, 2236, 2769, 2911, 3053, 3198, 3354, 3526, 3692, 5289, 5538, 5822, 6106, 6396, 6708, 7052, 8733, 9159, 10578, 11076, 11644, 12212, 17466, 18318, 21156, 22919, 34932, 36636, 37843, 39689, 45838, 68757, 75686, 79378, 91676, 113529, 119067, 125173, 137514, 151372, 158756, 227058, 238134, 250346, 275028, 375519, 454116, 476268, 500692, 751038, 1502076, 1627249, 3254498, 4881747, 6508996, 9763494, 19526988]

約数ペア:

[(1, 19526988), (2, 9763494), (3, 6508996), (4, 4881747), (6, 3254498), (12, 1627249), (13, 1502076), (26, 751038), (39, 500692), (41, 476268), (43, 454116), (52, 375519), (71, 275028), (78, 250346), (82, 238134), (86, 227058), (123, 158756), (129, 151372), (142, 137514), (156, 125173), (164, 119067), (172, 113529), (213, 91676), (246, 79378), (258, 75686), (284, 68757), (426, 45838), (492, 39689), (516, 37843), (533, 36636), (559, 34932), (852, 22919), (923, 21156), (1066, 18318), (1118, 17466), (1599, 12212), (1677, 11644), (1763, 11076), (1846, 10578), (2132, 9159), (2236, 8733), (2769, 7052), (2911, 6708), (3053, 6396), (3198, 6106), (3354, 5822), (3526, 5538), (3692, 5289)]