19620803345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1\times {\mathrm{691}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 27990724608

約数和(自身を除く): 8369921263

約数列:

[1, 5, 11, 13, 55, 65, 143, 151, 263, 691, 715, 755, 1315, 1661, 1963, 2893, 3419, 3455, 7601, 8305, 8983, 9815, 14465, 17095, 21593, 37609, 38005, 39713, 44915, 98813, 104341, 107965, 181733, 188045, 198565, 436843, 494065, 516269, 521705, 908665, 1147751, 1356433, 1999063, 2184215, 2362529, 2581345, 5678959, 5738755, 6782165, 9995315, 11812645, 14920763, 25987819, 27441683, 28394795, 74603815, 129939095, 137208415, 301858513, 356741879, 1509292565, 1783709395, 3924160669, 19620803345]

約数ペア:

[(1, 19620803345), (5, 3924160669), (11, 1783709395), (13, 1509292565), (55, 356741879), (65, 301858513), (143, 137208415), (151, 129939095), (263, 74603815), (691, 28394795), (715, 27441683), (755, 25987819), (1315, 14920763), (1661, 11812645), (1963, 9995315), (2893, 6782165), (3419, 5738755), (3455, 5678959), (7601, 2581345), (8305, 2362529), (8983, 2184215), (9815, 1999063), (14465, 1356433), (17095, 1147751), (21593, 908665), (37609, 521705), (38005, 516269), (39713, 494065), (44915, 436843), (98813, 198565), (104341, 188045), (107965, 181733)]