1990277718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{5843}}^1$

素因数の和:6269

約数の個数: 64

約数和(自身を含む): 4689038592

約数和(自身を除く): 2698760874

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 397, 429, 794, 858, 1191, 2382, 4367, 5161, 5843, 8734, 10322, 11686, 13101, 15483, 17529, 26202, 30966, 35058, 56771, 64273, 75959, 113542, 128546, 151918, 170313, 192819, 227877, 340626, 385638, 455754, 835549, 1671098, 2319671, 2506647, 4639342, 5013294, 6959013, 13918026, 25516381, 30155723, 51032762, 60311446, 76549143, 90467169, 153098286, 180934338, 331712953, 663425906, 995138859, 1990277718]

約数ペア:

[(1, 1990277718), (2, 995138859), (3, 663425906), (6, 331712953), (11, 180934338), (13, 153098286), (22, 90467169), (26, 76549143), (33, 60311446), (39, 51032762), (66, 30155723), (78, 25516381), (143, 13918026), (286, 6959013), (397, 5013294), (429, 4639342), (794, 2506647), (858, 2319671), (1191, 1671098), (2382, 835549), (4367, 455754), (5161, 385638), (5843, 340626), (8734, 227877), (10322, 192819), (11686, 170313), (13101, 151918), (15483, 128546), (17529, 113542), (26202, 75959), (30966, 64273), (35058, 56771)]