19881828

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{9689}}^1$

素因数の和:9721

約数の個数: 48

約数和(自身を含む): 54264000

約数和(自身を除く): 34382172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 9689, 19378, 29067, 38756, 58134, 87201, 116268, 174402, 184091, 261603, 348804, 368182, 523206, 552273, 736364, 1046412, 1104546, 1656819, 2209092, 3313638, 4970457, 6627276, 9940914, 19881828]

約数ペア:

[(1, 19881828), (2, 9940914), (3, 6627276), (4, 4970457), (6, 3313638), (9, 2209092), (12, 1656819), (18, 1104546), (19, 1046412), (27, 736364), (36, 552273), (38, 523206), (54, 368182), (57, 348804), (76, 261603), (108, 184091), (114, 174402), (171, 116268), (228, 87201), (342, 58134), (513, 38756), (684, 29067), (1026, 19378), (2052, 9689)]