19376488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 21173912

約数列:

[1, 2, 4, 8, 23, 31, 43, 46, 62, 79, 86, 92, 124, 158, 172, 184, 248, 316, 344, 632, 713, 989, 1333, 1426, 1817, 1978, 2449, 2666, 2852, 3397, 3634, 3956, 4898, 5332, 5704, 6794, 7268, 7912, 9796, 10664, 13588, 14536, 19592, 27176, 30659, 56327, 61318, 78131, 105307, 112654, 122636, 156262, 210614, 225308, 245272, 312524, 421228, 450616, 625048, 842456, 2422061, 4844122, 9688244, 19376488]

約数ペア:

[(1, 19376488), (2, 9688244), (4, 4844122), (8, 2422061), (23, 842456), (31, 625048), (43, 450616), (46, 421228), (62, 312524), (79, 245272), (86, 225308), (92, 210614), (124, 156262), (158, 122636), (172, 112654), (184, 105307), (248, 78131), (316, 61318), (344, 56327), (632, 30659), (713, 27176), (989, 19592), (1333, 14536), (1426, 13588), (1817, 10664), (1978, 9796), (2449, 7912), (2666, 7268), (2852, 6794), (3397, 5704), (3634, 5332), (3956, 4898)]