20148789856

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{68897}}^1$

素因数の和:68976

約数の個数: 96

約数和(自身を含む): 46183707360

約数和(自身を除く): 26034917504

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 37, 38, 52, 74, 76, 104, 148, 152, 208, 247, 296, 304, 416, 481, 494, 592, 608, 703, 962, 988, 1184, 1406, 1924, 1976, 2812, 3848, 3952, 5624, 7696, 7904, 9139, 11248, 15392, 18278, 22496, 36556, 68897, 73112, 137794, 146224, 275588, 292448, 551176, 895661, 1102352, 1309043, 1791322, 2204704, 2549189, 2618086, 3582644, 5098378, 5236172, 7165288, 10196756, 10472344, 14330576, 17017559, 20393512, 20944688, 28661152, 33139457, 34035118, 40787024, 41889376, 48434591, 66278914, 68070236, 81574048, 96869182, 132557828, 136140472, 193738364, 265115656, 272280944, 387476728, 530231312, 544561888, 629649683, 774953456, 1060462624, 1259299366, 1549906912, 2518598732, 5037197464, 10074394928, 20148789856]

約数ペア:

[(1, 20148789856), (2, 10074394928), (4, 5037197464), (8, 2518598732), (13, 1549906912), (16, 1259299366), (19, 1060462624), (26, 774953456), (32, 629649683), (37, 544561888), (38, 530231312), (52, 387476728), (74, 272280944), (76, 265115656), (104, 193738364), (148, 136140472), (152, 132557828), (208, 96869182), (247, 81574048), (296, 68070236), (304, 66278914), (416, 48434591), (481, 41889376), (494, 40787024), (592, 34035118), (608, 33139457), (703, 28661152), (962, 20944688), (988, 20393512), (1184, 17017559), (1406, 14330576), (1924, 10472344), (1976, 10196756), (2812, 7165288), (3848, 5236172), (3952, 5098378), (5624, 3582644), (7696, 2618086), (7904, 2549189), (9139, 2204704), (11248, 1791322), (15392, 1309043), (18278, 1102352), (22496, 895661), (36556, 551176), (68897, 292448), (73112, 275588), (137794, 146224)]