19115976

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 56908800

約数和(自身を除く): 37792824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 37, 38, 44, 57, 66, 74, 76, 88, 103, 111, 114, 132, 148, 152, 206, 209, 222, 228, 264, 296, 309, 407, 412, 418, 444, 456, 618, 627, 703, 814, 824, 836, 888, 1133, 1221, 1236, 1254, 1406, 1628, 1672, 1957, 2109, 2266, 2442, 2472, 2508, 2812, 3256, 3399, 3811, 3914, 4218, 4532, 4884, 5016, 5624, 5871, 6798, 7622, 7733, 7828, 8436, 9064, 9768, 11433, 11742, 13596, 15244, 15466, 15656, 16872, 21527, 22866, 23199, 23484, 27192, 30488, 30932, 41921, 43054, 45732, 46398, 46968, 61864, 64581, 72409, 83842, 86108, 91464, 92796, 125763, 129162, 144818, 167684, 172216, 185592, 217227, 251526, 258324, 289636, 335368, 434454, 503052, 516648, 579272, 796499, 868908, 1006104, 1592998, 1737816, 2389497, 3185996, 4778994, 6371992, 9557988, 19115976]

約数ペア:

[(1, 19115976), (2, 9557988), (3, 6371992), (4, 4778994), (6, 3185996), (8, 2389497), (11, 1737816), (12, 1592998), (19, 1006104), (22, 868908), (24, 796499), (33, 579272), (37, 516648), (38, 503052), (44, 434454), (57, 335368), (66, 289636), (74, 258324), (76, 251526), (88, 217227), (103, 185592), (111, 172216), (114, 167684), (132, 144818), (148, 129162), (152, 125763), (206, 92796), (209, 91464), (222, 86108), (228, 83842), (264, 72409), (296, 64581), (309, 61864), (407, 46968), (412, 46398), (418, 45732), (444, 43054), (456, 41921), (618, 30932), (627, 30488), (703, 27192), (814, 23484), (824, 23199), (836, 22866), (888, 21527), (1133, 16872), (1221, 15656), (1236, 15466), (1254, 15244), (1406, 13596), (1628, 11742), (1672, 11433), (1957, 9768), (2109, 9064), (2266, 8436), (2442, 7828), (2472, 7733), (2508, 7622), (2812, 6798), (3256, 5871), (3399, 5624), (3811, 5016), (3914, 4884), (4218, 4532)]