20178091488

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{68443}}^1$

素因数の和:68576

約数の個数: 96

約数和(自身を含む): 55055258496

約数和(自身を除く): 34877167008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 83, 96, 111, 148, 166, 222, 249, 296, 332, 444, 498, 592, 664, 888, 996, 1184, 1328, 1776, 1992, 2656, 3071, 3552, 3984, 6142, 7968, 9213, 12284, 18426, 24568, 36852, 49136, 68443, 73704, 98272, 136886, 147408, 205329, 273772, 294816, 410658, 547544, 821316, 1095088, 1642632, 2190176, 2532391, 3285264, 5064782, 5680769, 6570528, 7597173, 10129564, 11361538, 15194346, 17042307, 20259128, 22723076, 30388692, 34084614, 40518256, 45446152, 60777384, 68169228, 81036512, 90892304, 121554768, 136338456, 181784608, 210188453, 243109536, 272676912, 420376906, 545353824, 630565359, 840753812, 1261130718, 1681507624, 2522261436, 3363015248, 5044522872, 6726030496, 10089045744, 20178091488]

約数ペア:

[(1, 20178091488), (2, 10089045744), (3, 6726030496), (4, 5044522872), (6, 3363015248), (8, 2522261436), (12, 1681507624), (16, 1261130718), (24, 840753812), (32, 630565359), (37, 545353824), (48, 420376906), (74, 272676912), (83, 243109536), (96, 210188453), (111, 181784608), (148, 136338456), (166, 121554768), (222, 90892304), (249, 81036512), (296, 68169228), (332, 60777384), (444, 45446152), (498, 40518256), (592, 34084614), (664, 30388692), (888, 22723076), (996, 20259128), (1184, 17042307), (1328, 15194346), (1776, 11361538), (1992, 10129564), (2656, 7597173), (3071, 6570528), (3552, 5680769), (3984, 5064782), (6142, 3285264), (7968, 2532391), (9213, 2190176), (12284, 1642632), (18426, 1095088), (24568, 821316), (36852, 547544), (49136, 410658), (68443, 294816), (73704, 273772), (98272, 205329), (136886, 147408)]