18677152

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 44452800

約数和(自身を除く): 25775648

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 104, 136, 139, 152, 208, 221, 247, 272, 278, 304, 323, 416, 442, 494, 544, 556, 608, 646, 884, 988, 1112, 1292, 1768, 1807, 1976, 2224, 2363, 2584, 2641, 3536, 3614, 3952, 4199, 4448, 4726, 5168, 5282, 7072, 7228, 7904, 8398, 9452, 10336, 10564, 14456, 16796, 18904, 21128, 28912, 30719, 33592, 34333, 37808, 42256, 44897, 57824, 61438, 67184, 68666, 75616, 84512, 89794, 122876, 134368, 137332, 179588, 245752, 274664, 359176, 491504, 549328, 583661, 718352, 983008, 1098656, 1167322, 1436704, 2334644, 4669288, 9338576, 18677152]

約数ペア:

[(1, 18677152), (2, 9338576), (4, 4669288), (8, 2334644), (13, 1436704), (16, 1167322), (17, 1098656), (19, 983008), (26, 718352), (32, 583661), (34, 549328), (38, 491504), (52, 359176), (68, 274664), (76, 245752), (104, 179588), (136, 137332), (139, 134368), (152, 122876), (208, 89794), (221, 84512), (247, 75616), (272, 68666), (278, 67184), (304, 61438), (323, 57824), (416, 44897), (442, 42256), (494, 37808), (544, 34333), (556, 33592), (608, 30719), (646, 28912), (884, 21128), (988, 18904), (1112, 16796), (1292, 14456), (1768, 10564), (1807, 10336), (1976, 9452), (2224, 8398), (2363, 7904), (2584, 7228), (2641, 7072), (3536, 5282), (3614, 5168), (3952, 4726), (4199, 4448)]