20124735868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 38707200000

約数和(自身を除く): 18582464132

約数列:

[1, 2, 4, 23, 31, 46, 62, 79, 92, 124, 158, 179, 316, 358, 499, 713, 716, 998, 1426, 1817, 1996, 2449, 2852, 3634, 4117, 4898, 5549, 7268, 8234, 9796, 11098, 11477, 14141, 15469, 16468, 22196, 22954, 28282, 30938, 39421, 45908, 56327, 56564, 61876, 78842, 89321, 112654, 127627, 157684, 178642, 225308, 255254, 325243, 355787, 357284, 438371, 510508, 650486, 711574, 876742, 906683, 1222051, 1300972, 1423148, 1753484, 1813366, 2054383, 2444102, 2768951, 3626732, 4108766, 4888204, 5537902, 7056359, 8217532, 10082533, 11075804, 14112718, 20165066, 28107173, 28225436, 40330132, 56214346, 63685873, 112428692, 127371746, 162296257, 218747129, 254743492, 324592514, 437494258, 649185028, 874988516, 5031183967, 10062367934, 20124735868]

約数ペア:

[(1, 20124735868), (2, 10062367934), (4, 5031183967), (23, 874988516), (31, 649185028), (46, 437494258), (62, 324592514), (79, 254743492), (92, 218747129), (124, 162296257), (158, 127371746), (179, 112428692), (316, 63685873), (358, 56214346), (499, 40330132), (713, 28225436), (716, 28107173), (998, 20165066), (1426, 14112718), (1817, 11075804), (1996, 10082533), (2449, 8217532), (2852, 7056359), (3634, 5537902), (4117, 4888204), (4898, 4108766), (5549, 3626732), (7268, 2768951), (8234, 2444102), (9796, 2054383), (11098, 1813366), (11477, 1753484), (14141, 1423148), (15469, 1300972), (16468, 1222051), (22196, 906683), (22954, 876742), (28282, 711574), (30938, 650486), (39421, 510508), (45908, 438371), (56327, 357284), (56564, 355787), (61876, 325243), (78842, 255254), (89321, 225308), (112654, 178642), (127627, 157684)]