20160837944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 42850684800

約数和(自身を除く): 22689846856

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 71, 74, 104, 109, 142, 148, 218, 284, 296, 436, 481, 568, 677, 872, 923, 962, 1354, 1417, 1846, 1924, 2627, 2708, 2834, 3692, 3848, 4033, 5254, 5416, 5668, 7384, 7739, 8066, 8801, 10508, 11336, 15478, 16132, 17602, 21016, 25049, 30956, 32264, 34151, 35204, 48067, 50098, 52429, 61912, 68302, 70408, 73793, 96134, 100196, 100607, 104858, 136604, 147586, 192268, 200392, 201214, 209716, 273208, 286343, 295172, 325637, 384536, 402428, 419432, 572686, 590344, 624871, 651274, 804856, 959309, 1145372, 1249742, 1302548, 1778479, 1918618, 2290744, 2499484, 2605096, 2730341, 3556958, 3722459, 3837236, 4998968, 5239303, 5460682, 7113916, 7444918, 7674472, 10478606, 10921364, 14227832, 14889836, 20957212, 21842728, 23120227, 29779672, 35494433, 41914424, 46240454, 68110939, 70988866, 92480908, 136221878, 141977732, 184961816, 193854211, 272443756, 283955464, 387708422, 544887512, 775416844, 1550833688, 2520104743, 5040209486, 10080418972, 20160837944]

約数ペア:

[(1, 20160837944), (2, 10080418972), (4, 5040209486), (8, 2520104743), (13, 1550833688), (26, 775416844), (37, 544887512), (52, 387708422), (71, 283955464), (74, 272443756), (104, 193854211), (109, 184961816), (142, 141977732), (148, 136221878), (218, 92480908), (284, 70988866), (296, 68110939), (436, 46240454), (481, 41914424), (568, 35494433), (677, 29779672), (872, 23120227), (923, 21842728), (962, 20957212), (1354, 14889836), (1417, 14227832), (1846, 10921364), (1924, 10478606), (2627, 7674472), (2708, 7444918), (2834, 7113916), (3692, 5460682), (3848, 5239303), (4033, 4998968), (5254, 3837236), (5416, 3722459), (5668, 3556958), (7384, 2730341), (7739, 2605096), (8066, 2499484), (8801, 2290744), (10508, 1918618), (11336, 1778479), (15478, 1302548), (16132, 1249742), (17602, 1145372), (21016, 959309), (25049, 804856), (30956, 651274), (32264, 624871), (34151, 590344), (35204, 572686), (48067, 419432), (50098, 402428), (52429, 384536), (61912, 325637), (68302, 295172), (70408, 286343), (73793, 273208), (96134, 209716), (100196, 201214), (100607, 200392), (104858, 192268), (136604, 147586)]