20192904

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 37464696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 83, 93, 109, 124, 166, 186, 218, 248, 249, 279, 327, 332, 372, 436, 498, 558, 654, 664, 744, 747, 872, 981, 996, 1116, 1308, 1494, 1962, 1992, 2232, 2573, 2616, 2988, 3379, 3924, 5146, 5976, 6758, 7719, 7848, 9047, 10137, 10292, 13516, 15438, 18094, 20274, 20584, 23157, 27032, 27141, 30411, 30876, 36188, 40548, 46314, 54282, 60822, 61752, 72376, 81096, 81423, 92628, 108564, 121644, 162846, 185256, 217128, 243288, 280457, 325692, 560914, 651384, 841371, 1121828, 1682742, 2243656, 2524113, 3365484, 5048226, 6730968, 10096452, 20192904]

約数ペア:

[(1, 20192904), (2, 10096452), (3, 6730968), (4, 5048226), (6, 3365484), (8, 2524113), (9, 2243656), (12, 1682742), (18, 1121828), (24, 841371), (31, 651384), (36, 560914), (62, 325692), (72, 280457), (83, 243288), (93, 217128), (109, 185256), (124, 162846), (166, 121644), (186, 108564), (218, 92628), (248, 81423), (249, 81096), (279, 72376), (327, 61752), (332, 60822), (372, 54282), (436, 46314), (498, 40548), (558, 36188), (654, 30876), (664, 30411), (744, 27141), (747, 27032), (872, 23157), (981, 20584), (996, 20274), (1116, 18094), (1308, 15438), (1494, 13516), (1962, 10292), (1992, 10137), (2232, 9047), (2573, 7848), (2616, 7719), (2988, 6758), (3379, 5976), (3924, 5146)]