16890412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 39997440

約数和(自身を除く): 23107028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 31, 44, 58, 61, 62, 77, 116, 122, 124, 154, 203, 217, 244, 308, 319, 341, 406, 427, 434, 638, 671, 682, 812, 854, 868, 899, 1276, 1342, 1364, 1708, 1769, 1798, 1891, 2233, 2387, 2684, 3538, 3596, 3782, 4466, 4697, 4774, 6293, 7076, 7564, 8932, 9394, 9548, 9889, 12383, 12586, 13237, 18788, 19459, 19778, 20801, 24766, 25172, 26474, 38918, 39556, 41602, 49532, 52948, 54839, 69223, 77836, 83204, 109678, 136213, 138446, 145607, 219356, 272426, 276892, 291214, 383873, 544852, 582428, 603229, 767746, 1206458, 1535492, 2412916, 4222603, 8445206, 16890412]

約数ペア:

[(1, 16890412), (2, 8445206), (4, 4222603), (7, 2412916), (11, 1535492), (14, 1206458), (22, 767746), (28, 603229), (29, 582428), (31, 544852), (44, 383873), (58, 291214), (61, 276892), (62, 272426), (77, 219356), (116, 145607), (122, 138446), (124, 136213), (154, 109678), (203, 83204), (217, 77836), (244, 69223), (308, 54839), (319, 52948), (341, 49532), (406, 41602), (427, 39556), (434, 38918), (638, 26474), (671, 25172), (682, 24766), (812, 20801), (854, 19778), (868, 19459), (899, 18788), (1276, 13237), (1342, 12586), (1364, 12383), (1708, 9889), (1769, 9548), (1798, 9394), (1891, 8932), (2233, 7564), (2387, 7076), (2684, 6293), (3538, 4774), (3596, 4697), (3782, 4466)]