19417216

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1667}}^1$

素因数の和:1701

約数の個数: 64

約数和(自身を含む): 47638080

約数和(自身を除く): 28220864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 1667, 2912, 3334, 5824, 6668, 11648, 11669, 13336, 21671, 23338, 26672, 43342, 46676, 53344, 86684, 93352, 106688, 151697, 173368, 186704, 213376, 303394, 346736, 373408, 606788, 693472, 746816, 1213576, 1386944, 1493632, 2427152, 2773888, 4854304, 9708608, 19417216]

約数ペア:

[(1, 19417216), (2, 9708608), (4, 4854304), (7, 2773888), (8, 2427152), (13, 1493632), (14, 1386944), (16, 1213576), (26, 746816), (28, 693472), (32, 606788), (52, 373408), (56, 346736), (64, 303394), (91, 213376), (104, 186704), (112, 173368), (128, 151697), (182, 106688), (208, 93352), (224, 86684), (364, 53344), (416, 46676), (448, 43342), (728, 26672), (832, 23338), (896, 21671), (1456, 13336), (1664, 11669), (1667, 11648), (2912, 6668), (3334, 5824)]