19403936

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 41273064

約数和(自身を除く): 21869128

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 68, 106, 136, 212, 272, 424, 544, 673, 848, 901, 1346, 1696, 1802, 2692, 3604, 5384, 7208, 10768, 11441, 14416, 21536, 22882, 28832, 35669, 45764, 71338, 91528, 142676, 183056, 285352, 366112, 570704, 606373, 1141408, 1212746, 2425492, 4850984, 9701968, 19403936]

約数ペア:

[(1, 19403936), (2, 9701968), (4, 4850984), (8, 2425492), (16, 1212746), (17, 1141408), (32, 606373), (34, 570704), (53, 366112), (68, 285352), (106, 183056), (136, 142676), (212, 91528), (272, 71338), (424, 45764), (544, 35669), (673, 28832), (848, 22882), (901, 21536), (1346, 14416), (1696, 11441), (1802, 10768), (2692, 7208), (3604, 5384)]