19788938352

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{71987}}^1$

素因数の和:72107

約数の個数: 120

約数和(自身を含む): 58486506624

約数和(自身を除く): 38697568272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 83, 92, 138, 144, 166, 184, 207, 249, 276, 332, 368, 414, 498, 552, 664, 747, 828, 996, 1104, 1328, 1494, 1656, 1909, 1992, 2988, 3312, 3818, 3984, 5727, 5976, 7636, 11454, 11952, 15272, 17181, 22908, 30544, 34362, 45816, 68724, 71987, 91632, 137448, 143974, 215961, 274896, 287948, 431922, 575896, 647883, 863844, 1151792, 1295766, 1655701, 1727688, 2591532, 3311402, 3455376, 4967103, 5183064, 5974921, 6622804, 9934206, 10366128, 11949842, 13245608, 14901309, 17924763, 19868412, 23899684, 26491216, 29802618, 35849526, 39736824, 47799368, 53774289, 59605236, 71699052, 79473648, 95598736, 107548578, 119210472, 137423183, 143398104, 215097156, 238420944, 274846366, 286796208, 412269549, 430194312, 549692732, 824539098, 860388624, 1099385464, 1236808647, 1649078196, 2198770928, 2473617294, 3298156392, 4947234588, 6596312784, 9894469176, 19788938352]

約数ペア:

[(1, 19788938352), (2, 9894469176), (3, 6596312784), (4, 4947234588), (6, 3298156392), (8, 2473617294), (9, 2198770928), (12, 1649078196), (16, 1236808647), (18, 1099385464), (23, 860388624), (24, 824539098), (36, 549692732), (46, 430194312), (48, 412269549), (69, 286796208), (72, 274846366), (83, 238420944), (92, 215097156), (138, 143398104), (144, 137423183), (166, 119210472), (184, 107548578), (207, 95598736), (249, 79473648), (276, 71699052), (332, 59605236), (368, 53774289), (414, 47799368), (498, 39736824), (552, 35849526), (664, 29802618), (747, 26491216), (828, 23899684), (996, 19868412), (1104, 17924763), (1328, 14901309), (1494, 13245608), (1656, 11949842), (1909, 10366128), (1992, 9934206), (2988, 6622804), (3312, 5974921), (3818, 5183064), (3984, 4967103), (5727, 3455376), (5976, 3311402), (7636, 2591532), (11454, 1727688), (11952, 1655701), (15272, 1295766), (17181, 1151792), (22908, 863844), (30544, 647883), (34362, 575896), (45816, 431922), (68724, 287948), (71987, 274896), (91632, 215961), (137448, 143974)]