18735904

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 44416512

約数和(自身を除く): 25680608

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 68, 88, 101, 124, 136, 176, 187, 202, 248, 272, 341, 352, 374, 404, 496, 527, 544, 682, 748, 808, 992, 1054, 1111, 1364, 1496, 1616, 1717, 2108, 2222, 2728, 2992, 3131, 3232, 3434, 4216, 4444, 5456, 5797, 5984, 6262, 6868, 8432, 8888, 10912, 11594, 12524, 13736, 16864, 17776, 18887, 23188, 25048, 27472, 34441, 35552, 37774, 46376, 50096, 53227, 54944, 68882, 75548, 92752, 100192, 106454, 137764, 151096, 185504, 212908, 275528, 302192, 425816, 551056, 585497, 604384, 851632, 1102112, 1170994, 1703264, 2341988, 4683976, 9367952, 18735904]

約数ペア:

[(1, 18735904), (2, 9367952), (4, 4683976), (8, 2341988), (11, 1703264), (16, 1170994), (17, 1102112), (22, 851632), (31, 604384), (32, 585497), (34, 551056), (44, 425816), (62, 302192), (68, 275528), (88, 212908), (101, 185504), (124, 151096), (136, 137764), (176, 106454), (187, 100192), (202, 92752), (248, 75548), (272, 68882), (341, 54944), (352, 53227), (374, 50096), (404, 46376), (496, 37774), (527, 35552), (544, 34441), (682, 27472), (748, 25048), (808, 23188), (992, 18887), (1054, 17776), (1111, 16864), (1364, 13736), (1496, 12524), (1616, 11594), (1717, 10912), (2108, 8888), (2222, 8432), (2728, 6868), (2992, 6262), (3131, 5984), (3232, 5797), (3434, 5456), (4216, 4444)]