204391816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 432734400

約数和(自身を除く): 228342584

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 83, 136, 152, 166, 323, 332, 646, 664, 953, 1292, 1411, 1577, 1906, 2584, 2822, 3154, 3812, 5644, 6308, 7624, 11288, 12616, 16201, 18107, 26809, 32402, 36214, 53618, 64804, 72428, 79099, 107236, 129608, 144856, 158198, 214472, 307819, 316396, 615638, 632792, 1231276, 1344683, 1502881, 2462552, 2689366, 3005762, 5378732, 6011524, 10757464, 12023048, 25548977, 51097954, 102195908, 204391816]

約数ペア:

[(1, 204391816), (2, 102195908), (4, 51097954), (8, 25548977), (17, 12023048), (19, 10757464), (34, 6011524), (38, 5378732), (68, 3005762), (76, 2689366), (83, 2462552), (136, 1502881), (152, 1344683), (166, 1231276), (323, 632792), (332, 615638), (646, 316396), (664, 307819), (953, 214472), (1292, 158198), (1411, 144856), (1577, 129608), (1906, 107236), (2584, 79099), (2822, 72428), (3154, 64804), (3812, 53618), (5644, 36214), (6308, 32402), (7624, 26809), (11288, 18107), (12616, 16201)]