19634864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:2013

約数の個数: 40

約数和(自身を含む): 41390208

約数和(自身を除く): 21755344

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 1951, 2516, 3902, 5032, 7804, 10064, 15608, 31216, 33167, 66334, 72187, 132668, 144374, 265336, 288748, 530672, 577496, 1154992, 1227179, 2454358, 4908716, 9817432, 19634864]

約数ペア:

[(1, 19634864), (2, 9817432), (4, 4908716), (8, 2454358), (16, 1227179), (17, 1154992), (34, 577496), (37, 530672), (68, 288748), (74, 265336), (136, 144374), (148, 132668), (272, 72187), (296, 66334), (592, 33167), (629, 31216), (1258, 15608), (1951, 10064), (2516, 7804), (3902, 5032)]