19952492

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 22722196

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 167, 238, 251, 334, 476, 502, 668, 1004, 1169, 1757, 2338, 2839, 3514, 4267, 4676, 5678, 7028, 8534, 11356, 17068, 19873, 29869, 39746, 41917, 59738, 79492, 83834, 119476, 167668, 293419, 586838, 712589, 1173676, 1425178, 2850356, 4988123, 9976246, 19952492]

約数ペア:

[(1, 19952492), (2, 9976246), (4, 4988123), (7, 2850356), (14, 1425178), (17, 1173676), (28, 712589), (34, 586838), (68, 293419), (119, 167668), (167, 119476), (238, 83834), (251, 79492), (334, 59738), (476, 41917), (502, 39746), (668, 29869), (1004, 19873), (1169, 17068), (1757, 11356), (2338, 8534), (2839, 7028), (3514, 5678), (4267, 4676)]