18561552

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 54309024

約数和(自身を除く): 35747472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 43, 46, 48, 51, 68, 69, 86, 92, 102, 129, 136, 138, 172, 184, 204, 258, 272, 276, 344, 368, 391, 408, 516, 529, 552, 688, 731, 782, 816, 989, 1032, 1058, 1104, 1173, 1462, 1564, 1587, 1978, 2064, 2116, 2193, 2346, 2924, 2967, 3128, 3174, 3956, 4232, 4386, 4692, 5848, 5934, 6256, 6348, 7912, 8464, 8772, 8993, 9384, 11696, 11868, 12696, 15824, 16813, 17544, 17986, 18768, 22747, 23736, 25392, 26979, 33626, 35088, 35972, 45494, 47472, 50439, 53958, 67252, 68241, 71944, 90988, 100878, 107916, 134504, 136482, 143888, 181976, 201756, 215832, 269008, 272964, 363952, 386699, 403512, 431664, 545928, 773398, 807024, 1091856, 1160097, 1546796, 2320194, 3093592, 4640388, 6187184, 9280776, 18561552]

約数ペア:

[(1, 18561552), (2, 9280776), (3, 6187184), (4, 4640388), (6, 3093592), (8, 2320194), (12, 1546796), (16, 1160097), (17, 1091856), (23, 807024), (24, 773398), (34, 545928), (43, 431664), (46, 403512), (48, 386699), (51, 363952), (68, 272964), (69, 269008), (86, 215832), (92, 201756), (102, 181976), (129, 143888), (136, 136482), (138, 134504), (172, 107916), (184, 100878), (204, 90988), (258, 71944), (272, 68241), (276, 67252), (344, 53958), (368, 50439), (391, 47472), (408, 45494), (516, 35972), (529, 35088), (552, 33626), (688, 26979), (731, 25392), (782, 23736), (816, 22747), (989, 18768), (1032, 17986), (1058, 17544), (1104, 16813), (1173, 15824), (1462, 12696), (1564, 11868), (1587, 11696), (1978, 9384), (2064, 8993), (2116, 8772), (2193, 8464), (2346, 7912), (2924, 6348), (2967, 6256), (3128, 5934), (3174, 5848), (3956, 4692), (4232, 4386)]