18899689856

素因数分解:

$2^7\times {\mathrm{181}}^2\times {\mathrm{4507}}^1$

素因数の和:4883

約数の個数: 48

約数和(自身を含む): 37869296220

約数和(自身を除く): 18969606364

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 1448, 2896, 4507, 5792, 9014, 11584, 18028, 23168, 32761, 36056, 65522, 72112, 131044, 144224, 262088, 288448, 524176, 576896, 815767, 1048352, 1631534, 2096704, 3263068, 4193408, 6526136, 13052272, 26104544, 52209088, 104418176, 147653827, 295307654, 590615308, 1181230616, 2362461232, 4724922464, 9449844928, 18899689856]

約数ペア:

[(1, 18899689856), (2, 9449844928), (4, 4724922464), (8, 2362461232), (16, 1181230616), (32, 590615308), (64, 295307654), (128, 147653827), (181, 104418176), (362, 52209088), (724, 26104544), (1448, 13052272), (2896, 6526136), (4507, 4193408), (5792, 3263068), (9014, 2096704), (11584, 1631534), (18028, 1048352), (23168, 815767), (32761, 576896), (36056, 524176), (65522, 288448), (72112, 262088), (131044, 144224)]