164057438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 264384000

約数和(自身を除く): 100326562

約数列:

[1, 2, 19, 38, 89, 178, 179, 271, 358, 542, 1691, 3382, 3401, 5149, 6802, 10298, 15931, 24119, 31862, 48238, 48509, 97018, 302689, 458261, 605378, 916522, 921671, 1843342, 4317301, 8634602, 82028719, 164057438]

約数ペア:

[(1, 164057438), (2, 82028719), (19, 8634602), (38, 4317301), (89, 1843342), (178, 921671), (179, 916522), (271, 605378), (358, 458261), (542, 302689), (1691, 97018), (3382, 48509), (3401, 48238), (5149, 31862), (6802, 24119), (10298, 15931)]