19081072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 42184800

約数和(自身を除く): 23103728

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 41, 58, 59, 68, 82, 116, 118, 136, 164, 232, 236, 272, 328, 464, 472, 493, 656, 697, 944, 986, 1003, 1189, 1394, 1711, 1972, 2006, 2378, 2419, 2788, 3422, 3944, 4012, 4756, 4838, 5576, 6844, 7888, 8024, 9512, 9676, 11152, 13688, 16048, 19024, 19352, 20213, 27376, 29087, 38704, 40426, 41123, 58174, 70151, 80852, 82246, 116348, 140302, 161704, 164492, 232696, 280604, 323408, 328984, 465392, 561208, 657968, 1122416, 1192567, 2385134, 4770268, 9540536, 19081072]

約数ペア:

[(1, 19081072), (2, 9540536), (4, 4770268), (8, 2385134), (16, 1192567), (17, 1122416), (29, 657968), (34, 561208), (41, 465392), (58, 328984), (59, 323408), (68, 280604), (82, 232696), (116, 164492), (118, 161704), (136, 140302), (164, 116348), (232, 82246), (236, 80852), (272, 70151), (328, 58174), (464, 41123), (472, 40426), (493, 38704), (656, 29087), (697, 27376), (944, 20213), (986, 19352), (1003, 19024), (1189, 16048), (1394, 13688), (1711, 11152), (1972, 9676), (2006, 9512), (2378, 8024), (2419, 7888), (2788, 6844), (3422, 5576), (3944, 4838), (4012, 4756)]