201821384

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 403833600

約数和(自身を除く): 202012216

約数列:

[1, 2, 4, 8, 37, 47, 74, 89, 94, 148, 163, 178, 188, 296, 326, 356, 376, 652, 712, 1304, 1739, 3293, 3478, 4183, 6031, 6586, 6956, 7661, 8366, 12062, 13172, 13912, 14507, 15322, 16732, 24124, 26344, 29014, 30644, 33464, 48248, 58028, 61288, 116056, 154771, 283457, 309542, 536759, 566914, 619084, 681829, 1073518, 1133828, 1238168, 1363658, 2147036, 2267656, 2727316, 4294072, 5454632, 25227673, 50455346, 100910692, 201821384]

約数ペア:

[(1, 201821384), (2, 100910692), (4, 50455346), (8, 25227673), (37, 5454632), (47, 4294072), (74, 2727316), (89, 2267656), (94, 2147036), (148, 1363658), (163, 1238168), (178, 1133828), (188, 1073518), (296, 681829), (326, 619084), (356, 566914), (376, 536759), (652, 309542), (712, 283457), (1304, 154771), (1739, 116056), (3293, 61288), (3478, 58028), (4183, 48248), (6031, 33464), (6586, 30644), (6956, 29014), (7661, 26344), (8366, 24124), (12062, 16732), (13172, 15322), (13912, 14507)]