20197834572

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{385249}}^1$

素因数の和:385530

約数の個数: 48

約数和(自身を含む): 50094828000

約数和(自身を除く): 29896993428

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 257, 514, 771, 1028, 1542, 3084, 4369, 8738, 13107, 17476, 26214, 52428, 385249, 770498, 1155747, 1540996, 2311494, 4622988, 6549233, 13098466, 19647699, 26196932, 39295398, 78590796, 99008993, 198017986, 297026979, 396035972, 594053958, 1188107916, 1683152881, 3366305762, 5049458643, 6732611524, 10098917286, 20197834572]

約数ペア:

[(1, 20197834572), (2, 10098917286), (3, 6732611524), (4, 5049458643), (6, 3366305762), (12, 1683152881), (17, 1188107916), (34, 594053958), (51, 396035972), (68, 297026979), (102, 198017986), (204, 99008993), (257, 78590796), (514, 39295398), (771, 26196932), (1028, 19647699), (1542, 13098466), (3084, 6549233), (4369, 4622988), (8738, 2311494), (13107, 1540996), (17476, 1155747), (26214, 770498), (52428, 385249)]