19259220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1613}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 54230400

約数和(自身を除く): 34971180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1613, 1990, 2388, 2985, 3226, 3980, 4839, 5970, 6452, 8065, 9678, 11940, 16130, 19356, 24195, 32260, 48390, 96780, 320987, 641974, 962961, 1283948, 1604935, 1925922, 3209870, 3851844, 4814805, 6419740, 9629610, 19259220]

約数ペア:

[(1, 19259220), (2, 9629610), (3, 6419740), (4, 4814805), (5, 3851844), (6, 3209870), (10, 1925922), (12, 1604935), (15, 1283948), (20, 962961), (30, 641974), (60, 320987), (199, 96780), (398, 48390), (597, 32260), (796, 24195), (995, 19356), (1194, 16130), (1613, 11940), (1990, 9678), (2388, 8065), (2985, 6452), (3226, 5970), (3980, 4839)]