19211060492728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1\times {\mathrm{7807673}}^1$

素因数の和:7808152

約数の個数: 64

約数和(自身を含む): 39547430344800

約数和(自身を除く): 20336369852072

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 401, 472, 767, 802, 1534, 1604, 3068, 3208, 5213, 6136, 10426, 20852, 23659, 41704, 47318, 94636, 189272, 307567, 615134, 1230268, 2460536, 7807673, 15615346, 31230692, 62461384, 101499749, 202999498, 405998996, 460652707, 811997992, 921305414, 1842610828, 3130876873, 3685221656, 5988485191, 6261753746, 11976970382, 12523507492, 23953940764, 25047014984, 40701399349, 47907881528, 81402798698, 162805597396, 184721735507, 325611194792, 369443471014, 738886942028, 1477773884056, 2401382561591, 4802765123182, 9605530246364, 19211060492728]

約数ペア:

[(1, 19211060492728), (2, 9605530246364), (4, 4802765123182), (8, 2401382561591), (13, 1477773884056), (26, 738886942028), (52, 369443471014), (59, 325611194792), (104, 184721735507), (118, 162805597396), (236, 81402798698), (401, 47907881528), (472, 40701399349), (767, 25047014984), (802, 23953940764), (1534, 12523507492), (1604, 11976970382), (3068, 6261753746), (3208, 5988485191), (5213, 3685221656), (6136, 3130876873), (10426, 1842610828), (20852, 921305414), (23659, 811997992), (41704, 460652707), (47318, 405998996), (94636, 202999498), (189272, 101499749), (307567, 62461384), (615134, 31230692), (1230268, 15615346), (2460536, 7807673)]