20935356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2003}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 53418624

約数和(自身を除く): 32483268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2003, 2613, 3484, 4006, 5226, 6009, 8012, 10452, 12018, 24036, 26039, 52078, 78117, 104156, 134201, 156234, 268402, 312468, 402603, 536804, 805206, 1610412, 1744613, 3489226, 5233839, 6978452, 10467678, 20935356]

約数ペア:

[(1, 20935356), (2, 10467678), (3, 6978452), (4, 5233839), (6, 3489226), (12, 1744613), (13, 1610412), (26, 805206), (39, 536804), (52, 402603), (67, 312468), (78, 268402), (134, 156234), (156, 134201), (201, 104156), (268, 78117), (402, 52078), (804, 26039), (871, 24036), (1742, 12018), (2003, 10452), (2613, 8012), (3484, 6009), (4006, 5226)]