20194896

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 54621504

約数和(自身を除く): 34426608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 83, 111, 137, 148, 166, 222, 249, 274, 296, 332, 411, 444, 498, 548, 592, 664, 822, 888, 996, 1096, 1328, 1644, 1776, 1992, 2192, 3071, 3288, 3984, 5069, 6142, 6576, 9213, 10138, 11371, 12284, 15207, 18426, 20276, 22742, 24568, 30414, 34113, 36852, 40552, 45484, 49136, 60828, 68226, 73704, 81104, 90968, 121656, 136452, 147408, 181936, 243312, 272904, 420727, 545808, 841454, 1262181, 1682908, 2524362, 3365816, 5048724, 6731632, 10097448, 20194896]

約数ペア:

[(1, 20194896), (2, 10097448), (3, 6731632), (4, 5048724), (6, 3365816), (8, 2524362), (12, 1682908), (16, 1262181), (24, 841454), (37, 545808), (48, 420727), (74, 272904), (83, 243312), (111, 181936), (137, 147408), (148, 136452), (166, 121656), (222, 90968), (249, 81104), (274, 73704), (296, 68226), (332, 60828), (411, 49136), (444, 45484), (498, 40552), (548, 36852), (592, 34113), (664, 30414), (822, 24568), (888, 22742), (996, 20276), (1096, 18426), (1328, 15207), (1644, 12284), (1776, 11371), (1992, 10138), (2192, 9213), (3071, 6576), (3288, 6142), (3984, 5069)]