18951430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2719}}^1$

素因数の和:2784

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 18062330

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2719, 3485, 5438, 6970, 13595, 27190, 46223, 92446, 111479, 222958, 231115, 462230, 557395, 1114790, 1895143, 3790286, 9475715, 18951430]

約数ペア:

[(1, 18951430), (2, 9475715), (5, 3790286), (10, 1895143), (17, 1114790), (34, 557395), (41, 462230), (82, 231115), (85, 222958), (170, 111479), (205, 92446), (410, 46223), (697, 27190), (1394, 13595), (2719, 6970), (3485, 5438)]