19181136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 54371520

約数和(自身を除く): 35190384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 59, 78, 104, 118, 156, 177, 208, 236, 312, 354, 472, 521, 624, 708, 767, 944, 1042, 1416, 1534, 1563, 2084, 2301, 2832, 3068, 3126, 4168, 4602, 6136, 6252, 6773, 8336, 9204, 12272, 12504, 13546, 18408, 20319, 25008, 27092, 30739, 36816, 40638, 54184, 61478, 81276, 92217, 108368, 122956, 162552, 184434, 245912, 325104, 368868, 399607, 491824, 737736, 799214, 1198821, 1475472, 1598428, 2397642, 3196856, 4795284, 6393712, 9590568, 19181136]

約数ペア:

[(1, 19181136), (2, 9590568), (3, 6393712), (4, 4795284), (6, 3196856), (8, 2397642), (12, 1598428), (13, 1475472), (16, 1198821), (24, 799214), (26, 737736), (39, 491824), (48, 399607), (52, 368868), (59, 325104), (78, 245912), (104, 184434), (118, 162552), (156, 122956), (177, 108368), (208, 92217), (236, 81276), (312, 61478), (354, 54184), (472, 40638), (521, 36816), (624, 30739), (708, 27092), (767, 25008), (944, 20319), (1042, 18408), (1416, 13546), (1534, 12504), (1563, 12272), (2084, 9204), (2301, 8336), (2832, 6773), (3068, 6252), (3126, 6136), (4168, 4602)]