20331636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 53084640

約数和(自身を除く): 32753004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 59, 78, 94, 118, 141, 156, 177, 188, 236, 282, 354, 564, 611, 708, 767, 1222, 1534, 1833, 2209, 2301, 2444, 2773, 3068, 3666, 4418, 4602, 5546, 6627, 7332, 8319, 8836, 9204, 11092, 13254, 16638, 26508, 28717, 33276, 36049, 57434, 72098, 86151, 108147, 114868, 130331, 144196, 172302, 216294, 260662, 344604, 390993, 432588, 521324, 781986, 1563972, 1694303, 3388606, 5082909, 6777212, 10165818, 20331636]

約数ペア:

[(1, 20331636), (2, 10165818), (3, 6777212), (4, 5082909), (6, 3388606), (12, 1694303), (13, 1563972), (26, 781986), (39, 521324), (47, 432588), (52, 390993), (59, 344604), (78, 260662), (94, 216294), (118, 172302), (141, 144196), (156, 130331), (177, 114868), (188, 108147), (236, 86151), (282, 72098), (354, 57434), (564, 36049), (611, 33276), (708, 28717), (767, 26508), (1222, 16638), (1534, 13254), (1833, 11092), (2209, 9204), (2301, 8836), (2444, 8319), (2773, 7332), (3068, 6627), (3666, 5546), (4418, 4602)]