19750068

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:556

約数の個数: 84

約数和(自身を含む): 55913508

約数和(自身を除く): 36163440

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 521, 702, 729, 972, 1042, 1053, 1404, 1458, 1563, 2084, 2106, 2916, 3126, 3159, 4212, 4689, 6252, 6318, 6773, 9378, 9477, 12636, 13546, 14067, 18756, 18954, 20319, 27092, 28134, 37908, 40638, 42201, 56268, 60957, 81276, 84402, 121914, 126603, 168804, 182871, 243828, 253206, 365742, 379809, 506412, 548613, 731484, 759618, 1097226, 1519236, 1645839, 2194452, 3291678, 4937517, 6583356, 9875034, 19750068]

約数ペア:

[(1, 19750068), (2, 9875034), (3, 6583356), (4, 4937517), (6, 3291678), (9, 2194452), (12, 1645839), (13, 1519236), (18, 1097226), (26, 759618), (27, 731484), (36, 548613), (39, 506412), (52, 379809), (54, 365742), (78, 253206), (81, 243828), (108, 182871), (117, 168804), (156, 126603), (162, 121914), (234, 84402), (243, 81276), (324, 60957), (351, 56268), (468, 42201), (486, 40638), (521, 37908), (702, 28134), (729, 27092), (972, 20319), (1042, 18954), (1053, 18756), (1404, 14067), (1458, 13546), (1563, 12636), (2084, 9477), (2106, 9378), (2916, 6773), (3126, 6318), (3159, 6252), (4212, 4689)]